Citation: Battle, P.D.; Catlow, C.R.A.; Moroney, L.M.; Heap, J.W. (1986). Structural and dynamical studies of delta- Bi2 O3 oxide ion conductors. Part I The structure of (Bi2 O3)1-x (Y2 O3)x as a function of x and temperature. Journal of Solid State Chemistry, 63, pp. 8-15.